Instruction/ maintenance manual of the product 212 Harbor Freight Tools
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Visit our website at: http://www .harborfreight.com Email our technical support at: tech@harborfreight.com ITEMS 68120, 68121, 68136, 68306 Read this material before using this product. Failure to do so can result in serious injury . SA VE THIS MANUAL.
Page 2 For technical questions, please call 1-800-520-0882. Horizontal Engines T able of Contents Specifications ............................................. 2 Safety ......................................................... 3 Setup .................
Page 3 For technical questions, please call 1-800-520-0882. Horizontal Engines W ARNING SYMBOLS AND DEFINITIONS This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death.
Page 4 For technical questions, please call 1-800-520-0882. Horizontal Engines Set up Precautions 1. Gasoline fuel and fumes are flammable, and potentially explosive. Use proper fuel storage and handling procedures. Do not store fuel or other flammable materials nearby .
Page 5 For technical questions, please call 1-800-520-0882. Horizontal Engines 20. Parts, especially exhaust system components, get very hot during use. Stay clear of hot parts. 21. Do not cover the engine or equipment during operation. 22. Keep the equipment, engine, and surrounding area clean at all times.
Page 6 For technical questions, please call 1-800-520-0882. Horizontal Engines Set Up Read the ENTIRE IMPORT ANT SAFETY INFORMA TION section at the beginning of this manual including all text under subheadings therein before set up or use of this product.
Page 7 For technical questions, please call 1-800-520-0882. Horizontal Engines Engine Controls Starter Handle Oil Drain Plug Air Filter Fuel V alve Choke Fuel Cap Throttle Engine Switch (Electric Start Models) Muffler Dipstick Starter (Electric Start Models) Serial Number Location (Write on front cover of manual.
Page 8 For technical questions, please call 1-800-520-0882. Horizontal Engines Operation Read the ENTIRE IMPORT ANT SAFETY INFORMA TION section at the beginning of this manual including all text under subheadings therein before set up or use of this product.
Page 9 For technical questions, please call 1-800-520-0882. Horizontal Engines Checking and Filling Fuel W ARNING! TO PREVENT SERIOUS INJUR Y FROM FIRE: Fill the fuel tank in a well-ventilated area away from ignition sources. If the engine is hot from use, shut the engine off and wait for it to cool before adding fuel.
Page 10 For technical questions, please call 1-800-520-0882. Horizontal Engines Manual Start 1. T o start a cold engine, move the Choke to the CHOKE position. T o restart a warm engine, leave the Choke in the RUN position. 2. Open the Fuel V alve. 3. Slide the Throttle or Speed Control Lever to 1/3 away from the SLOW position (the “turtle”).
Page 1 1 For technical questions, please call 1-800-520-0882. Horizontal Engines 6. Allow the Engine to run for several seconds. Then, if the Choke lever is in the CHOKE position, move the Choke Lever very slowly to its RUN position. Note: Moving the Choke Lever too fast could stall the engine.
Page 12 For technical questions, please call 1-800-520-0882. Horizontal Engines Electric Start (if equipped) 1. T o start a cold engine, move the Choke to the CHOKE position. T o restart a warm engine, leave the Choke in the RUN position. 2. Open the Fuel V alve.
Page 13 For technical questions, please call 1-800-520-0882. Horizontal Engines 5. Allow the Engine to run for several seconds. Then, if the Choke lever is in the CHOKE position, move the Choke Lever very slowly to its RUN position. Note: Moving the Choke Lever too fast could stall the engine.
Page 14 For technical questions, please call 1-800-520-0882. Horizontal Engines Maintenance W ARNING TO PREVENT SERIOUS INJUR Y FROM ACCIDENT AL ST ARTING: T urn the Power Switch of the equipment to i.
Page 15 For technical questions, please call 1-800-520-0882. Horizontal Engines Checking and Filling Fuel W ARNING! TO PREVENT SERIOUS INJUR Y FROM FIRE: Fill the fuel tank in a well-ventilated area away from ignition sources. If the engine is hot from use, shut the engine off and wait for it to cool before adding fuel.
Page 16 For technical questions, please call 1-800-520-0882. Horizontal Engines Air Filter Element Maintenance 1. Remove the air filter cover and the air filter elements and check for dirt.
Page 17 For technical questions, please call 1-800-520-0882. Horizontal Engines Storage When the equipment is to remain idle for longer than 20 days, prepare the engine for storage as follows: 1. CLEANING : W ait for engine to cool, then clean engine with dry cloth.
Page 18 For technical questions, please call 1-800-520-0882. Horizontal Engines T roubleshooting Problem Possible Causes Probable Solutions Engine will not start FUEL RELA TED: 1. No fuel in tank or fuel valve closed. 2. Choke not in CHOKE position, cold engine.
Page 19 For technical questions, please call 1-800-520-0882. Horizontal Engines Problem Possible Causes Probable Solutions Engine misfires 1. Spark plug cap loose. 2. Incorrect spark plug gap or damaged spark plug. 3. Defective spark plug cap. 4. Old or low quality gasoline.
Page 20 For technical questions, please call 1-800-520-0882. Horizontal Engines W arranties Limited 90 Day W arranty Harbor Freight T ools Co. makes every effort to assure that its products meet high .
Page 21 For technical questions, please call 1-800-520-0882. Horizontal Engines Harbor Freight T ools Emission Control Defects W arranty Coverage Engines are warranted for a period of two (2) years relative to emission control parts defects, subject to the provisions set forth below .
Page 22 For technical questions, please call 1-800-520-0882. Horizontal Engines Parts Lists and Diagrams 68120 212cc Parts List Part Description Qty . 1 Gasket, Cylinder Head 1 2 Cover Asm.
Page 23 For technical questions, please call 1-800-520-0882. Horizontal Engines 68120 212cc Assembly Diagram 52 45 49 50 50 44 46 43 54 54 41 42 51 52 53 53 39 33 34 35 36 33 37 38 47 48 47 48 51 16 2.
Page 24 For technical questions, please call 1-800-520-0882. Horizontal Engines 68121 212cc Parts List Part Description Qty . 1 Gasket, Cylinder Head 1 2 Cover Asm., Cylinder Head 1 3 Gasket, Cylinder Head Cover 1 4 T ube, Breather 1 5 Bolt 4 6 Stud 1 7 Stud 1 8 Stud 2 9 Pin 2 10 Bolt, Cylinder Head 4 11 Plug, Spark 1 12 Head Asm.
Page 25 For technical questions, please call 1-800-520-0882. Horizontal Engines 68121 212cc Assembly Diagram 52 45 49 50 50 44 46 43 54 54 41 42 51 52 53 53 39 33 34 35 36 33 37 38 47 48 47 48 51 16 2.
Page 26 For technical questions, please call 1-800-520-0882. Horizontal Engines 68136 346cc Parts List Part Description Qty . 1 Gasket, Cylinder Head 1 2 Cover Asm., Cylinder Head 1 3 Gasket, Cylinder Head Cover 1 4 T ube, Breather 1 5 Bolt Asm., Cylinder Head Cover 1 6 Stud 2 7 Stud 2 8 Pin 2 9 Bolt, Cylinder Head 4 10 Plug, Spark 1 11 Head Asm.
Page 27 For technical questions, please call 1-800-520-0882. Horizontal Engines 68136 346cc Assembly Diagram 46 43 42 51 1 7 9 7 6 6 10 9 9 9 8 11 2 5 4 41 64 66 99 10 0 10 1 10 2 10 4 108 105 10 7 10.
Page 28 For technical questions, please call 1-800-520-0882. Horizontal Engines 68306 420cc Parts List Part Description Qty . 1 Gasket, Cylinder Head 1 2 Cover Asm., Cylinder Head 1 3 Gasket, Cylinder Head Cover 1 4 T ube, Breather 1 5 Bolt Asm., Cylinder Head Cover 1 6 Stud 2 7 Stud 2 8 Pin 2 9 Bolt, Cylinder Head 4 10 Plug, Spark 1 11 Head Asm.
Page 29 For technical questions, please call 1-800-520-0882. Horizontal Engines 68306 420cc Assembly Diagram 46 43 42 51 1 7 9 7 6 6 10 9 9 9 8 11 2 5 4 12 13 16 17 18 21 22 27 24 19 20 28 23 14 26 84.
Page 30 For technical questions, please call 1-800-520-0882. Horizontal Engines Mounting Hole Diagrams Note: Not to scale. ITEM 68120 / 68121 212cc 6.38 in. / 162mm 2.6 in. / 66mm 1.6 in. / 40.5mm 2.97 in. / 75.5mm 3.17 in. / 80.5mm ITEM 68136 346cc and ITEM 68306 420cc 7.
Page 31 For technical questions, please call 1-800-520-0882. Horizontal Engines Power T ake-Off Diagrams Note: Not to scale. ITEM 68120 / 68121 212cc 2.43 in. / 61.7mm 1.79 in. / 45.5mm 0.67 in. / 17mm 5/16-24UNF Ø0.75 in. / 19.05mm 0.64 in. / 16.36mm 0.
3491 Mission Oaks Blvd. • PO Box 6009 • Camarillo, CA 9301 1 • (800) 520-0882 www .harborfreight.com.
An important point after buying a device Harbor Freight Tools 212 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Harbor Freight Tools 212 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Harbor Freight Tools 212 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Harbor Freight Tools 212 you will learn all the available features of the product, as well as information on its operation. The information that you get Harbor Freight Tools 212 will certainly help you make a decision on the purchase.
If you already are a holder of Harbor Freight Tools 212, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Harbor Freight Tools 212.
However, one of the most important roles played by the user manual is to help in solving problems with Harbor Freight Tools 212. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Harbor Freight Tools 212 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
